Whether you are chillin in the sun or headed out and about throw on the Revo Belay Sunglasses. They are Revo's thinnest glass lenses that are ultra-clear, lightweight and scratch resistant. An anti-reflective coating keeps light from reflecting off the back of the lens. Element shed lens coating is hydrophobic to shed water, sweat, and skin oils and keep the lenses clean. Motion-Fit Technology positions the Belay to ideal locations on your nose and ears for a comfortable and secure fit.